From: Michael D. Lowis <mike@mdlowis.com>
Date: Tue, 13 Sep 2022 03:18:51 +0000 (-0400)
Subject: started adding process table
X-Git-Url: https://git.mdlowis.com/?a=commitdiff_plain;h=65cf505964244a9c371ba0d70e15b48c6b949ac1;p=proto%2Fcerise-os.git

started adding process table
---

diff --git a/Kernel.c b/Kernel.c
index 9a8fd27..fc22d9a 100644
--- a/Kernel.c
+++ b/Kernel.c
@@ -17,10 +17,19 @@
 
 #define WAIT_TIMEOUT_MS     100u
 #define WORD_SIZE           sizeof(void*)
+#define MAX_TASKS           4194304
 
 #define WORD_ALIGN(x) \
     (((x) + WORD_SIZE) & ~(WORD_SIZE))
 
+typedef enum {
+    STATE_READY = 0,
+    STATE_RUNNING,
+    STATE_SEND_BLOCKED,
+    STATE_RECV_BLOCKED,
+    STATE_TERMINATED
+} TaskState_T;
+
 typedef struct Task_T {
     long* stack_top;     // top of task's stack
     long* heap_top;      // top of task's heap
@@ -50,6 +59,9 @@ static TaskQueue_T ReadyQueue = {0};
 static CpuState_T* Running = NULL;
 static int CpuCount;
 
+static long NextTask = 0;
+static Task_T* Tasks[MAX_TASKS];
+
 /***************************************
     Lock and Condition Operations
 ***************************************/